collaborators
Showing quant-phShow all

5 papers · 1 filter

quant-ph2025

Quantum Algorithm for Reversing Unknown Unitary Evolutions

Yu-Ao Chen, Yin Mo, Yingjian Liu +2

Reversing an unknown quantum evolution is of central importance to quantum information processing and fundamental physics, yet it remains a formidable challenge as conventional met…

quant-ph2025

Efficient Inversion of Unknown Unitary Operations with Structured Hamiltonians

Yin Mo, Tengxiang Lin, Xin Wang

Unknown unitary inversion is a fundamental primitive in quantum computing and physics. Although recent work has demonstrated that quantum algorithms can invert arbitrary unknown un…

quant-ph2025

Parameterized quantum comb and simpler circuits for reversing unknown qubit-unitary operations

Yin Mo, Lei Zhang, Yu-Ao Chen +3

Quantum combs play a vital role in characterizing and transforming quantum processes, with wide-ranging applications in quantum information processing. However, obtaining the expli…

quant-ph2024

Enhancement of non-Stabilizerness within Indefinite Causal Order

Yin Mo, Chengkai Zhu, Zhiping Liu +2

In quantum computing, the nonstabilizerness of quantum operations is crucial for understanding and quantifying quantum speedups. In this study, we explore the phenomena of nonstabi…

quant-ph2024

Reversing Unknown Quantum Processes via Virtual Combs for Channels with Limited Information

Chengkai Zhu, Yin Mo, Yu-Ao Chen +1

The inherent irreversibility of quantum dynamics for open systems poses a significant barrier to the inversion of unknown quantum processes. To tackle this challenge, we propose th…